test/createInstance.m

   1 // TEST_CONFIG MEM=mrc,gc
   2 // TEST_CFLAGS -Wno-deprecated-declarations
   3
   4 #import <objc/runtime.h>
   5 #import <objc/objc-auto.h>
   6 #ifndef OBJC_NO_GC
   7 #include <auto_zone.h>
   8 #else
   9 static void* objc_collectableZone(void) { return NULL; }
  10 static BOOL auto_zone_is_valid_pointer(void *a, void *b) { return a||b; }
  11 #endif
  12 #include "test.h"
  13
  14 OBJC_ROOT_CLASS
  15 @interface Super { @public id isa; } @end
  16 @implementation Super
  17 +(void) initialize { }
  18 +(Class) class { return self; }
  19 @end
  20
  21 @interface Sub : Super { int array[128]; } @end
  22 @implementation Sub @end
  23
  24 int main()
  25 {
  26     Super *s;
  27
  28     s = class_createInstance([Super class], 0);
  29     testassert(s);
  30     testassert(object_getClass(s) == [Super class]);
  31     testassert(malloc_size(s) >= class_getInstanceSize([Super class]));
  32     if (objc_collectingEnabled()) testassert(auto_zone_is_valid_pointer(objc_collectableZone(), s));
  33
  34     object_dispose(s);
  35
  36     s = class_createInstance([Sub class], 0);
  37     testassert(s);
  38     testassert(object_getClass(s) == [Sub class]);
  39     testassert(malloc_size(s) >= class_getInstanceSize([Sub class]));
  40     if (objc_collectingEnabled()) testassert(auto_zone_is_valid_pointer(objc_collectableZone(), s));
  41
  42     object_dispose(s);
  43
  44     s = class_createInstance([Super class], 100);
  45     testassert(s);
  46     testassert(object_getClass(s) == [Super class]);
  47     testassert(malloc_size(s) >= class_getInstanceSize([Super class]) + 100);
  48     if (objc_collectingEnabled()) testassert(auto_zone_is_valid_pointer(objc_collectableZone(), s));
  49
  50     object_dispose(s);
  51
  52     s = class_createInstance([Sub class], 100);
  53     testassert(s);
  54     testassert(object_getClass(s) == [Sub class]);
  55     testassert(malloc_size(s) >= class_getInstanceSize([Sub class]) + 100);
  56     if (objc_collectingEnabled()) testassert(auto_zone_is_valid_pointer(objc_collectableZone(), s));
  57
  58     object_dispose(s);
  59
  60     s = class_createInstance(Nil, 0);
  61     testassert(!s);
  62
  63     succeed(__FILE__);
  64 }